Now you've got your patcher file, you want to run it right? Well first of all, because you downloaded it, it's not going to be permitted to be run as an executable.. So right click the file, click Properties, and go to the Permissions tab, and check the box to allow it to be run as an executable file. Click apply / ok.

This next part is where people are going wrong. Most people are just running the file and it's not working correctly. Here's why.

You need to install the update / patch with root permissions ideally, but sudo -i will do